December is one of the warmer months of the year in Andamooka, with average highs near 35.3°C and lows around 18.6°C (mean 27°C). It is about average for rainfall, averaging 16 mm of rainfall and 31% relative humidity across the period.
December is one of the warmer months of the year in Andamooka. Across 45 years of records, the warmest December in Andamooka was 2019 — when the month averaged 30.9°C — while the coldest was 1992 at 23.5°C. Typical December days reach 35.3°C with nights near 18.6°C. The long-term trend is warming, about 0.3°C per decade.
December is about average for rainfall in Andamooka, averaging 16 mm of rainfall. The wettest December on record was 1988 with 108 mm, while the driest were 2016, 2017 and 2018 at 0 mm.
Relative humidity in Andamooka during December averages 31%. The most humid December was 1992 at 51%, and the least humid was 2019 at 23%.
December receives about 8.2 kWh/m²/day of solar energy in Andamooka. The sunniest Decembers were 1990 and 1994 at 8.8 kWh/m²/day, and the cloudiest were 1992 and 2020 at 7.6.
Average wind speed in Andamooka during December is 3.9 m/s. The windiest December was 1985 at 4.7 m/s, while the calmest was 2003 at 3.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 26.7°C | 26.3°C | 26.7°C | 27.8°C | 27.0°C | +0.3°C |
| Avg High | 35.2°C | 34.5°C | 35.1°C | 36.2°C | 35.5°C | +0.3°C |
| Avg Low | 18.3°C | 18.1°C | 18.3°C | 19.6°C | 18.6°C | +0.3°C |
| Avg Rain | 24 mm | 21 mm | 15 mm | 9 mm | 12 mm | -12 mm |
December temperatures in Andamooka have risen by about 0.5°C between 1981–1985 and 2021–2025.
December has ranged from a record low of 10°C (1986) to a record high of 48.5°C (2019).
Rainfall in December is about average for rainfall, averaging 16 mm, with a wettest year of 108 mm.
A good time to visit Andamooka
December is a good time to visit Andamooka, with days averaging 35.3°C and nights around 18.6°C (mean 27°C, warmer than Andamooka's yearly average) and low rainfall. October and April are marginally more temperate, but December still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 36.9°C | 27.9°C | 18.9°C | 44.4°C | 12.5°C | 7 mm | 24% | 4 m/s | — |
| 2024 | 36.7°C | 28.1°C | 19.5°C | 44.5°C | 14.4°C | 21 mm | 32% | 3.8 m/s | 8.1 |
| 2023 | 35.8°C | 27.2°C | 18.7°C | 45.6°C | 13.3°C | 2 mm | 30% | 4.2 m/s | 8.3 |
| 2022 | 34.5°C | 26.5°C | 18.4°C | 41.3°C | 12.3°C | 14 mm | 33% | 3.7 m/s | 8.1 |
| 2021 | 35.0°C | 26.6°C | 18.2°C | 42.9°C | 10.9°C | 14 mm | 31% | 3.6 m/s | 8.5 |
| 2020 | 33.8°C | 25.9°C | 18.0°C | 40.3°C | 12.5°C | 12 mm | 32% | 3.9 m/s | 7.6 |
| 2019 🔥 | 39.5°C | 30.9°C | 22.3°C | 48.5°C | 11.6°C | 1 mm | 23% | 3.8 m/s | 8.4 |
| 2018 | 37.4°C | 28.9°C | 20.4°C | 45.8°C | 10.5°C | 0 mm | 27% | 4 m/s | 8.4 |
| 2017 | 36.1°C | 27.6°C | 19.1°C | 46.6°C | 12.1°C | 0 mm | 28% | 4.1 m/s | 8.2 |
| 2016 | 36.7°C | 29.0°C | 21.3°C | 42.6°C | 13.3°C | 0 mm | 31% | 4 m/s | 7.7 |
| 2015 | 36.9°C | 28.7°C | 20.6°C | 44.9°C | 12.2°C | 13 mm | 27% | 3.7 m/s | 7.7 |
| 2014 | 35.6°C | 27.1°C | 18.7°C | 44.5°C | 14.4°C | 13 mm | 30% | 3.8 m/s | 8.5 |
| 2013 | 35.8°C | 27.4°C | 19.0°C | 44.1°C | 11.9°C | 10 mm | 28% | 3.8 m/s | 8.1 |
| 2012 | 36.4°C | 27.8°C | 19.2°C | 43.6°C | 12.2°C | 8 mm | 26% | 4 m/s | 8.5 |
| 2011 | 34.3°C | 26.2°C | 18.1°C | 43.1°C | 11.9°C | 19 mm | 31% | 3.7 m/s | 8.1 |
| 2010 | 33.0°C | 24.9°C | 16.9°C | 42.7°C | 10.1°C | 26 mm | 38% | 3.7 m/s | 8.1 |
| 2009 | 34.7°C | 26.0°C | 17.3°C | 41.8°C | 11.8°C | 14 mm | 33% | 3.6 m/s | 8.5 |
| 2008 | 33.3°C | 25.5°C | 17.8°C | 39.6°C | 11.2°C | 32 mm | 40% | 3.9 m/s | 7.7 |
| 2007 | 35.3°C | 27.0°C | 18.8°C | 42.4°C | 11.6°C | 21 mm | 31% | 4 m/s | 8.3 |
| 2006 | 35.6°C | 27.3°C | 19.0°C | 42.2°C | 11.7°C | 3 mm | 25% | 3.9 m/s | 8.3 |
| 2005 | 36.4°C | 27.2°C | 18.0°C | 45.3°C | 11.2°C | 8 mm | 30% | 4.1 m/s | 8.6 |
| 2004 | 33.7°C | 25.5°C | 17.2°C | 42.0°C | 13.4°C | 18 mm | 33% | 3.9 m/s | 8.5 |
| 2003 | 37.3°C | 28.9°C | 20.6°C | 44.5°C | 13.6°C | 9 mm | 29% | 3.4 m/s | 8 |
| 2002 | 36.1°C | 27.3°C | 18.4°C | 43.4°C | 11.2°C | 3 mm | 25% | 3.9 m/s | 8.4 |
| 2001 | 31.3°C | 23.6°C | 15.8°C | 39.2°C | 11.4°C | 32 mm | 41% | 3.8 m/s | 7.8 |
| 2000 | 36.9°C | 28.7°C | 20.4°C | 43.1°C | 14.1°C | 6 mm | 26% | 3.6 m/s | 8.4 |
| 1999 | 33.5°C | 25.7°C | 17.8°C | 39.7°C | 12.5°C | 13 mm | 32% | 4.1 m/s | 8.4 |
| 1998 | 35.5°C | 27.2°C | 18.9°C | 42.4°C | 12.6°C | 15 mm | 29% | 3.7 m/s | 8.6 |
| 1997 | 37.0°C | 28.5°C | 20.0°C | 43.4°C | 14.9°C | 6 mm | 29% | 3.8 m/s | 8.4 |
| 1996 | 35.3°C | 26.6°C | 17.9°C | 44.7°C | 10.4°C | 22 mm | 30% | 4.1 m/s | 7.9 |
| 1995 | 33.3°C | 25.3°C | 17.4°C | 45.0°C | 10.0°C | 20 mm | 29% | 3.7 m/s | 7.9 |
| 1994 | 37.2°C | 28.3°C | 19.4°C | 45.1°C | 12.8°C | 4 mm | 24% | 3.9 m/s | 8.8 |
| 1993 | 33.1°C | 25.6°C | 18.1°C | 44.6°C | 11.0°C | 25 mm | 38% | 4.2 m/s | 7.9 |
| 1992 ❄️ | 30.6°C | 23.5°C | 16.3°C | 38.1°C | 12.8°C | 94 mm | 51% | 4.2 m/s | 7.6 |
| 1991 | 33.8°C | 25.5°C | 17.2°C | 43.0°C | 11.7°C | 0 mm | 30% | 4 m/s | 8.4 |
| 1990 | 36.0°C | 27.2°C | 18.4°C | 45.5°C | 11.7°C | 14 mm | 30% | 4.2 m/s | 8.8 |
| 1989 | 36.0°C | 27.3°C | 18.7°C | 45.6°C | 12.9°C | 12 mm | 28% | 3.7 m/s | 8.3 |
| 1988 🌧️ | 34.5°C | 26.6°C | 18.7°C | 40.3°C | 12.2°C | 108 mm | 42% | 3.8 m/s | 7.7 |
| 1987 | 35.9°C | 27.5°C | 19.1°C | 42.9°C | 12.0°C | 20 mm | 28% | 4.1 m/s | 8.1 |
| 1986 | 33.5°C | 25.2°C | 16.9°C | 43.5°C | 10.0°C | 18 mm | 34% | 4.1 m/s | 8.4 |
| 1985 | 33.6°C | 24.9°C | 16.2°C | 43.4°C | 12.8°C | 3 mm | 30% | 4.7 m/s | 8.6 |
| 1984 | 34.9°C | 26.5°C | 18.1°C | 42.8°C | 10.9°C | 1 mm | 27% | 3.9 m/s | 8.1 |
| 1983 | 36.1°C | 27.9°C | 19.8°C | 45.8°C | 10.8°C | 21 mm | 31% | 3.5 m/s | — |
| 1982 | 36.3°C | 28.0°C | 19.6°C | 42.2°C | 11.3°C | 10 mm | 26% | 3.9 m/s | — |
| 1981 | 35.6°C | 26.6°C | 17.6°C | 46.6°C | 11.1°C | 20 mm | 28% | 4.2 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 35.3°C with lows near 18.6°C (mean 27°C), based on 45 years of NASA POWER data.
December averages 16 mm of rainfall in Andamooka, about average for rainfall. The wettest on record was 108 mm in 1988.
The hottest December reached 48.5°C in 2019. The coldest dipped to 10°C in 1986.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 0.5°C. Daytime highs moved from 35.3°C to 35.8°C and overnight lows from 18.3°C to 18.7°C over the same span.
December is one of the warmer months of the year in Andamooka and about average for rainfall, so plan for around 35.3°C daytime highs and 18.6°C at night.
Not quite — December is the 10th coolest month in Andamooka, averaging 27°C.
For December in Andamooka, pack light, breathable clothing and sun protection, with typical highs of 35.3°C and lows of 18.6°C.
Relative humidity in December averages 31% — relatively dry.
Average wind speed in December is 3.9 m/s. The windiest December on record averaged 4.7 m/s (1985).
The wettest December on record was 1988 with 108 mm. On average, December sees 16 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Andamooka behaves each December, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for December specifically, along with year-by-year records and how the month has changed over the decades.
